Recent Posts

Our mobile IDs travel with us to work, back home, and on the road. Businesses are learning to cope.
by Lynn Sampson
Like most aspiring writers, I loved going to the library as a kid. I
had a library card as soon as I was old enough to...

JDK 8u40 has been released and is available from the Java SE Downloads page. See the JDK 8u40 Update Release Notes for details.
Java Tutorial Updates
The Java Tutorial has been updated to include a new lesson in the Deployment trail that...

The two tools you need when learning Java are Huw Collingbourne and NetBeans IDE. Watch this quick screencast on why this is the case:
For this week only, i.e., until Tuesday next week, there's a massive discount:
...

Do you hold an Oracle Database 10g certification as your latest version of Oracle Database certification? If so, action is required to keep your credentials active.
Your credentials are retired. Based on Oracle's recertification policy , you have...

Oracle Product Management have advised the Fusion Middleware - Lifetime Support Policy was recently updated.
This document contains the Lifetime Support details relating to the Oracle's Hyperion software releases, and now includes...

A summary of new systems-related training available to OPN Partners:
Storage
Oracle Data Protection with StorageTek (35 minutes) Learn how to position Oracle tape storage to best address cost, complexity and capability...

My last post generated many excellent comments, here and on twitter.
As several people pointed out in the comments, using CONNECT BY to generate a large number of rows is memory intensive, and may fail with errors like "ORA-30009: Not enough...